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2026-04-22 - 08:52
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Wed Apr 22, 2026 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7412174106,7sleep20-21swapper/219:05:082
58842130120,7sleep10-21swapper/119:07:081
60472114103,7sleep30-21swapper/319:09:143
5893210997,7sleep00-21swapper/019:07:150
314572630,0sleep30-21swapper/323:45:223
63652580,0sleep30-21swapper/321:00:183
180062580,0sleep30-21swapper/320:15:173
198712570,1sleep319874-21missed_timers21:40:193
124922560,0sleep00-21swapper/000:30:000
241512550,0sleep30-21swapper/319:20:183
323162540,0sleep10-21swapper/119:30:181
252192540,0sleep00-21swapper/020:50:190
236562540,1sleep30-21swapper/319:50:193
236562540,1sleep30-21swapper/319:50:183
627399270,26cyclictest0-21swapper/022:39:210
627399270,26cyclictest0-21swapper/022:03:050
627399270,26cyclictest0-21swapper/021:10:490
627399270,26cyclictest0-21swapper/019:48:340
627399270,26cyclictest0-21swapper/000:07:240
628299260,25cyclictest0-21swapper/222:05:352
628299260,25cyclictest0-21swapper/221:43:592
627399260,26cyclictest0-21swapper/021:49:530
6282992422,2cyclictest0-21swapper/220:06:522
628299240,23cyclictest0-21swapper/221:08:442
627399240,23cyclictest0-21swapper/020:10:170
6282992321,2cyclictest0-21swapper/221:38:102
628299231,21cyclictest0-21swapper/222:02:152
628299230,22cyclictest0-21swapper/223:15:302
628299230,16cyclictest0-21swapper/222:30:112
628299228,13cyclictest0-21swapper/221:30:122
6282992218,3cyclictest749-21snmpd21:48:092
6282992218,2cyclictest7852-21sadc21:04:592
628299221,19cyclictest0-21swapper/200:00:122
628299220,21cyclictest0-21swapper/219:23:132
628299220,21cyclictest0-21swapper/200:18:452
628299220,20cyclictest583-21gdbus23:55:012
6278992219,3cyclictest0-21swapper/122:46:331
6278992219,3cyclictest0-21swapper/120:30:401
627899220,21cyclictest0-21swapper/123:08:091
627899220,21cyclictest0-21swapper/122:55:261
627899220,21cyclictest0-21swapper/122:35:091
627899220,21cyclictest0-21swapper/122:20:091
627899220,21cyclictest0-21swapper/122:11:271
627899220,21cyclictest0-21swapper/121:45:481
627899220,21cyclictest0-21swapper/121:34:531
627899220,21cyclictest0-21swapper/121:20:071
627899220,21cyclictest0-21swapper/120:23:461
627899220,21cyclictest0-21swapper/120:07:041
627899220,21cyclictest0-21swapper/100:18:001
627899220,21cyclictest0-21swapper/100:11:111
627899220,21cyclictest0-21swapper/100:05:181
627899220,21cyclictest0-21swapper/100:01:421
6273992218,3cyclictest749-21snmpd19:25:040
627399220,21cyclictest0-21swapper/023:39:510
6282992119,2cyclictest0-21swapper/222:39:122
6282992118,2cyclictest0-21swapper/219:34:462
628299210,3cyclictest0-21swapper/222:18:052
628299210,3cyclictest0-21swapper/219:12:552
628299210,20cyclictest0-21swapper/223:39:302
628299210,20cyclictest0-21swapper/223:26:092
628299210,20cyclictest0-21swapper/222:50:332
628299210,20cyclictest0-21swapper/219:48:552
628299210,19cyclictest17843-21apt20:45:012
6278992117,3cyclictest0-21swapper/123:12:171
6278992117,3cyclictest0-21swapper/122:18:351
6278992117,3cyclictest0-21swapper/120:26:071
627899210,2cyclictest0-21swapper/123:32:201
627899210,20cyclictest0-21swapper/123:58:351
627899210,20cyclictest0-21swapper/123:47:181
627899210,20cyclictest0-21swapper/123:44:181
627899210,20cyclictest0-21swapper/123:20:391
627899210,20cyclictest0-21swapper/123:20:381
627899210,20cyclictest0-21swapper/123:15:421
627899210,20cyclictest0-21swapper/122:52:331
627899210,20cyclictest0-21swapper/122:31:411
627899210,20cyclictest0-21swapper/121:51:141
627899210,20cyclictest0-21swapper/121:43:081
627899210,20cyclictest0-21swapper/121:35:341
627899210,20cyclictest0-21swapper/121:16:261
627899210,20cyclictest0-21swapper/121:13:221
627899210,20cyclictest0-21swapper/121:07:051
627899210,20cyclictest0-21swapper/121:01:371
627899210,20cyclictest0-21swapper/120:46:311
627899210,20cyclictest0-21swapper/120:40:291
627899210,20cyclictest0-21swapper/120:02:081
627899210,20cyclictest0-21swapper/119:59:551
627899210,20cyclictest0-21swapper/119:44:461
627899210,20cyclictest0-21swapper/100:36:541
627899210,20cyclictest0-21swapper/100:22:511
6273992119,1cyclictest749-21snmpd20:59:460
6282992018,1cyclictest749-21snmpd23:46:142
6282992018,1cyclictest749-21snmpd23:21:452
6282992018,1cyclictest749-21snmpd23:21:442
6282992018,1cyclictest749-21snmpd23:04:392
6282992018,1cyclictest749-21snmpd22:55:322
6282992018,1cyclictest749-21snmpd22:41:122
6282992018,1cyclictest749-21snmpd22:24:202
6282992018,1cyclictest749-21snmpd22:13:482
6282992018,1cyclictest749-21snmpd21:56:382
6282992018,1cyclictest749-21snmpd20:58:082
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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